AFNetworking 上传图片

AFHTTPRequestOperationManager *manager =[AFHTTPRequestOperationManager manager];
// 这行最好加上
manager.responseSerializer.acceptableContentTypes= [NSSet setWithObject:@"text/html"];
//这里的image就是我从相册拿到的图片，压缩了一下
NSData*data = UIImageJPEGRepresentation(image, 0.7);
//包装请求参数
NSDictionary*parameters = @{@"userId" : userid,@"q_remark" :q_remark,@"type_id" : type_id,@"stakeScore":stakeScore};
//发送请求 urlstr是地址
[managerPOST:urlStr parameters:parametersconstructingBodyWithBlock:^(id<AFMultipartFormData> formData) {

//上传文件设置
[formData appendPartWithFileData:data name:@"image"fileName:@"image" mimeType:@"image/jpg"];

}success:^(AFHTTPRequestOperation *operation, id responseObject) {
//成功
NSLog(@"Success:%@", responseObject);
}failure:^(AFHTTPRequestOperation *operation, NSError *error) {
NSLog(@"Error:%@", error.userInfo[@"NSLocalizedDescription"]);
}];